Kubota B3030 Specs
| Production | |
| Manufacturer | Kubota |
| Compact Utility tractor | |
| Original price | $17,889 (2011 ROPS ) |
| $22,516 (2011 Cab ) | |
| Engine Detail | |
| Kubota V1505-E2-D2 | |
| diesel | |
| 4-cylinder | |
| liquid-cooled | |
| Displacement | 91.5 ci 1.5 L |
| Bore/Stroke | 3.071×3.087 inches 78 x 78 mm |
| Emissions | Interim Tier IV |
| Power (gross) | 30 hp 22.4 kW |
| Air cleaner | dual paper element |
| Rated RPM | 2600 |
| Starter volts | 12 |
| Oil capacity | 4.3 qts 4.1 L |
| ROPS Coolant capacity | 4.7 qts 4.4 L |
| Cab Coolant capacity | 5.5 qts 5.2 L |
| Variants | |
| B3030HSD | ROPS |
| B3030HSDC | cab |
| Kubota B3030 Power | |
| Engine (gross) | 30 hp 22.4 kW |
| PTO (claimed) | 23 hp 17.2 kW |
| Transmission | |
| Type | hydrostatic |
| Gears | infinite forward and reverse (3-range) |
| Oil capacity | 16 qts 15.1 L |
| Mechanical | |
| Four-wheel drive | |
| Differential lock | mechanical rear |
| Power steering | |
| Wet disc brakes | |
| Two-post fixed ROPS. Foldable ROPS optional. Cab optional. | |
| Capacity | |
| Fuel | 8.1 gal 30.7 L |
| Hydraulic system | 4 gal 15.1 L |
| Hydraulics | |
| Type | open center |
| Capacity | 4 gal 15.1 L |
| Rear valves | 1 |
| Front valves | 1 |
| Pump flow | 5.2 gpm 19.7 lpm |
| Total flow | 9.1 gpm 34.4 lpm |
| Steering flow | 3.9 gpm 14.8 lpm |
| Tractor hitch | |
| Rear Type | I |
| Rear lift (at ends) | 2,139 lbs 970 kg |
| Rear lift (at 24″/610mm) | 1,676 lbs 760 kg |
| Power Take-off (PTO) | |
| Rear PTO | independent |
| Rear PTO Type | 540 (1.375) |
| Engine RPM | 540@2592 |
| Mid PTO | independent |
| Mid PTO Type | 2500 |
| Engine RPM | 2500@2600 |
| Electrical | |
| Ground | negative |
| Charging system | alternator |
| Charging amps | 14.5 |
| Battery volts | 12 |
| Battery AH | 36 |
| Kubota B3030 Tires | |
| Ag front | 7-12 |
| Ag rear | 12.4-16 |
| Lawn/turf front | 24×8.50-14 |
| Lawn/turf rear | 13.6-16 |
| Industrial front | 23×8.50-14 |
| Industrial rear | 12.4-16 |
| Dimensions | |
| Wheelbase | 65.6 inches 166 cm |
| ROPS Length | 99.2 inches 251 cm |
| Cab Length | 103.9 inches 263 cm |
| Width | 53.7 inches 136 cm |
| ROPS Weight | 1852 lbs 840 kg |
| Cab Weight | 2271 lbs 1030 kg |
| Ground clearance | 14.6 inches 37 cm |
Kubota B3030 Attachments
| Attachment overview | |
| 60″ mid-mount mower deck | |
| 72″ mid-mount mower deck | |
| Front-end loader | |
| Backhoe | |
| Kubota-recommended attachments for the B3030 included 51 and 63-inch front-mount snowblowers, 51 and 64-inch rear snowblowers, 60 and 72-inch front blades, 40 and 50-inch tillers, and a 56.5-inch front sweeper. Rear ballast on the three-point (up to 500 pounds) is recommended when using front-mounted attachments. |
| Kubota BH76 Backhoe | |
| Backhoe type | Kubota BH76 Backhoe |
| Digging depth | 92.2 inches 234 cm |
| 2-Foot flat digging depth | 91 inches 231 cm |
| 8-Foot flat digging depth | 69.3 inches 176 cm |
| Reach from pivot | 120.5 inches 306 cm |
| Loading height | 64.4 inches 163 cm |
Kubota B3030 Problems
Users have reported the Kubota B3030 to have various issues, ranging from stalling to transmission problems. Here’s a rundown of some common concerns with this model:
Stalling Issues
One of the most frequently reported problems is stalling. For example, a user mentioned that their B3030 started stalling intermittently, and the issue worsened over time. The tractor would stall when under load, although it idled fine. After trying several troubleshooting methods, like changing filters and checking fuel lines, the issue was traced back to a defective seat safety switch. This discovery was unexpected for the owner but ultimately resolved the problem.
Transmission and 4×4 Problems
Another common issue involves the 4×4 system and transmission. Some users have noted that the 4×4 doesn’t engage properly. One user mentioned feeling the gears shift but suspected there might be issues beyond the transmission, possibly with the driveshaft or other components. Additionally, there have been reports of strange noises and vibrations when trying to engage high gear, hinting at possible transmission problems or low fluid levels.
General Performance Complaints
Some users have expressed dissatisfaction with the overall performance of the B3030. They describe it as underpowered, with a weak hydrostatic transmission and limited loader capabilities. Other complaints include difficulty starting the tractor and poor traction, especially when the rear tires are filled with water, which can freeze in colder weather.
Kubota B3030 Reviews
The Kubota B3030 is a well-regarded compact utility tractor that generally receives positive feedback from its owners. Here’s a summary of what users have to say:
Reliability and Performance
The B3030 is praised for its reliability and durability, with many users noting that it consistently performs well without major issues. Thanks to its 30 HP diesel engine, it handles various tasks effectively, which provides ample power for attachments like loaders and mowers. The hydrostatic transmission offers smooth and controlled speed adjustments, enhancing the tractor’s overall performance.
Comfort and Features
Compared to the base B3200 model, the B3030 offers more comfort-oriented features. Owners appreciate the high-back seat with armrests and lumbar support, which makes long hours of operation more comfortable. Additional features like a tilt steering wheel, cruise control, and a cup holder add to the user-friendly experience. The mid-PTO is also offset, simplifying attaching a mid-mount mower.
Potential Issues
While the B3030 is generally reliable, some users have reported a few issues. The 4WD system, for instance, may not always engage properly, possibly due to problems with the driveshaft or front differential. Some owners also find the plastic dashboard cowling somewhat flimsy, and the rear differential lock is not as conveniently located as they would like.
Conclusion
While the Kubota B3030 is generally considered a reliable, compact utility tractor, some users have experienced issues that can impact its performance. Common problems include stalling due to faulty safety switches, transmission difficulties, and general performance concerns. Regular maintenance and prompt troubleshooting can alleviate some of these issues.